When teams plan a tenant to tenant migration, the focus often stays on mailboxes and domains. But OneDrive holds critical files that users need to stay productive, and losing file structures or permissions can create major headaches post-migration.

A capable OneDrive migration tool lets you move files accurately while preserving access controls and folder structures. Many tools also generate audit logs and allow staged migrations, so you can move users in batches without overwhelming systems.

For mailbox moves, watch this video on Microsoft Tenant to Tenant Migration. It shows how to handle mailbox migrations cleanly using Exchange Online native features and PowerShell scripts.